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Maryland Air Quality Index (AQI) | Air Pollution

Real-time PM2.5, PM10 air pollution level in United States

Last Updated: 2025-10-04 01:34:18 PM (Local Time)

location image
Live AQI
42(AQI-US)
Air Quality is
Good
pm10 :  22 µg/m³
PM2.5 :  8 µg/m³
Good
050
Moderate
100
Poor
150
Unhealthy
200
Severe
300
Hazardous
301+
aqi good level.webp in Maryland
sunny

23 °C

Sunny
Humidity
Humidity50 %

Wind Speed
Wind Speed5 km/h

UV Index
UV Index6
Last Updated: 2025-10-04 01:34:18 PM (Local Time)


Map

Maryland

Major Air Pollutants

Maryland

AQI Graph

Historical Air Quality Data

Maryland

Maryland
AQI
.
03-10-2025Time04-10-2025
31
Min.at 6:04 PM on 3rd Oct
50
Max.at 5:04 AM on 4th Oct

Download 2024 Annual Data

World Air Quality Report

Globe

Maryland's Cities

Real-time Air Pollution Level

Location
Status
AQI
PM2.5(µg/m³)
PM10(µg/m³)
Temp.(°C)
Humi.(%)
Good
44
8
20
28
50
Moderate
51
10
24
28
55
Good
40
7
17
25
68
Good
44
8
27
34
59
Good
50
9
22
29
77
Moderate
52
10
21
34
60
Good
44
8
24
23
83
Good
44
8
23
34
56
Good
44
8
23
23
79
Good
33
6
11
24
55
Good
39
7
13
25
62
Good
44
8
23
24
89
Good
44
8
17
28
65
Good
33
6
18
25
72
Good
39
7
13
32
59
Good
50
9
34
29
72
Good
29
4
30
29
60
Moderate
55
11
23
29
53
Good
39
7
22
30
70
Good
39
7
25
30
64
Good
46
8
20
28
73
Good
44
8
20
30
50
Good
25
4
25
27
60

United States's Metro Cities

Air Quality Index

Health Advice For People Living In

Maryland

0Cigarettes per day

Weekly 0 Cigarettes
Monthly 0 Cigarettes

Breathe easy and get active! The air quality is perfect for enjoying outdoor activities.

Source:

Berkeley Earth

Disclaimer: This cigarette-equivalent estimate is based on the average PM2.5 concentration over the last 24 hours, assuming continuous exposure during that time.

Solutions for Current AQI

  • Air Purifier
    Air PurifierTurn Off
  • Car Filter
    Car FilterAdvisable
  • N95 Mask
    N95 MaskAdvisable
  • Stay Indoor
    Stay IndoorAdvisable


As per the current AQI, turn off the air purifier.

Get an Air Purifier

Prevent Health Problems: Understand Your Risks

Maryland

  • asthma due to air pollution in MarylandAsthma
  • heart due to air pollution in MarylandHeart Issues
  • allergy due to air pollution in MarylandAllergies
  • sinus due to air pollution in MarylandSinus
  • flu due to air pollution in MarylandCold/Flu
  • copd due to air pollution in MarylandChronic (COPD)
asthma due to air pollution in Maryland

Low Chances of Asthma

Asthma

Risk of Asthma symptoms is Low when AQI is Good (0-50)

Mild symptoms such as slight wheezing, occasional cough, and minor shortness of breath

Do's :

  • Keep track of air quality to plan outdoor activities safely.

  • Drink water to keep airways moist and reduce irritation.

  • Include non-allergenic fruits and vegetables that support overall lung health, like apples, pears, and spinach.

Don'ts :

  • Skip medications that is prescribed by your doctor.

  • Engage in outdoor activities in early morning during high pollen hours.

Disclaimer: The above health risks are precautionary suggestions based on current AQI levels. You may not feel the effects immediately, but prolonged exposure to air pollution can contribute to these health conditions over time. AQI.IN is neither a medical expert nor a provider of medical advice. Please consult a doctor if you experience any of the above similar symptoms.

Most Polluted Cities 2025

United States

Analyze the real-time most air polluted cities in the country.

Maryland's AQI Data Analytics Solutions

Air quality data monitoring platforms

Mobile AppMobile App
Smart TV AppSmart TV App
Web DashboardWeb Dashboard
APIAPI
WidgetsWidgets
aqi air quality app for Maryland
Mobile App

Empower Your Decisions with Reliable Data

Your area’s real-time data with detailed parameters.

Your area’s real-time data with detailed parameters.


Personalized health advice as per current AQI.

Personalized health advice as per current AQI.


Analytical data to identify trends and conditions.

Analytical data to identify trends and conditions.


Connect and control your air quality devices.

Connect and control your air quality devices.


Air Quality FAQs

at Maryland

Frequently Asked Questions About Air Quality

What is the current AQI level in Maryland?

The current real-time AQI level in Maryland is 42 (Good). This was last updated 2025-10-04 01:34:18 PM (Local Time).

When was the best AQI level in Maryland in the last 24 hours?

The best AQI level was 31 (Good) at 6:04 PM, Oct 3, 2025 (Local Time) during the last 24 hours.

When was the worst AQI level in Maryland in the last 24 hours?

The worst AQI level was 50 (Good) at 5:04 AM (Local Time) during the last 24 hours.

What is the current trend of AQI levels in Maryland during last 24 hours?

The AQI levels in Maryland have been fluctuating throughout the last 24 hours. The levels have increased by highest 50 at 5:04 AM (Local Time), lowest 31 at 6:04 PM, Oct 3, 2025 (Local Time).

What actions are recommended as per the current AQI level in Maryland?

The air quality is satisfactory, and air pollution poses little or no risk. No special precautions are needed; enjoy outdoor activities freely.